public class NewPhone implements IPlay{
    @Override
    public void playGame() {
        System.out.println("使用新手机玩游戏");
    }

    public void chat(){
        System.out.println("使用新手机聊天");
    }

    public static void main(String[] args) {
        NewPhone np = new NewPhone();
        np.playGame();
        np.chat();
    }
}
